The cause of neuronal death in Parkinson's disease is still unknown, but a new study proposes that neurons may be mistaken for foreign invaders and killed by the person's own immune system, similar to the way autoimmune diseases like type I diabetes, celiac disease, and multiple sclerosis attack the body's cells.hese two types of neuronsâone of which is dopamine neurons in a brain region called the substantia nigraâdegenerate during Parkinson's disease. To see if living neurons use MHC-1 to display antigens (and not for some other purpose), Drs.
In Polish the meaning of the name Jack is: God is gracious. English Meaning: The name Jack is an English baby name. In English the meaning of the name Jack is: God is gracious. During the Middle Ages, Jack was so common that it was used as a general term for 'man' or 'boy'.Famous Bearer: American actor Jack Lemmon.he name Jack is an American baby name. In American the meaning of the name Jack is: Henry VI, Part 2' Jack Cade, a rebel. Hebrew Meaning: The name Jack is a Hebrew baby name. In Hebrew the meaning of the name Jack is: Supplanter.
The form James comes from Latin Jacobus via Late Latin Jac(o)mus, which also gave rise to Jaime, the regular form of the name in Spanish (as opposed to the learned Jacobo). See also Jack and Jackman. This is a common surname throughout the British Isles, particularly in South Wales.